plausibly deniable

[vedaal at nym.hush.com]

On Sun, 25 Jul 2010 11:09:34 -0400 MFPA <expires2010 at ymail.com> 
wrote:
>Hi
>
>
>On Friday 23 July 2010 at 2:51:38 PM, in
><mid:20100723135138.5C8731200AA at smtp.hushmail.com>,
>vedaal at nym.hush.com wrote:
>
>
>> [2] hiding the identity of the signer:
>
>> (a) generate a new keypair and give it to a person you
>> want to have  'plausible deniability' with
>
>> (b) a signed
>> message shown to anyone else, only means that 'one' of
>> you signed it.
>
>If you received a message signed with 0x413b9aa558ffe07d, which
>individual would you suppose had signed it?
>(That key is on the servers.)


For this type of shared key, the key would be made with both 
individuals names:

i.e.  SmithJones at JonesSmith.test
(Comment: this keypair is in possession of both Smith and Jones)

so, if you saw a signed message with this key, you would think it 
would be signed by either Smith or Jones


vedaal